سلام
من میخوام دو تا نرم افزار libtool و pkg-config رو نصب کنم ولی وقتی کدو میزنم این ارور رو میده:hadi@hadi-To-be-filled-by-O-E-M:~$ sudo apt-get update
[sudo] password for hadi:
Hit:1 http://ppa.launchpad.net/otto-kesselgulasch/gimp/ubuntu artful InRelease
Reading package lists... Done
hadi@hadi-To-be-filled-by-O-E-M:~$ sudo apt-get install pkg-config libtool
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package pkg-config is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
Package libtool is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
E: Package 'pkg-config' has no installation candidate
E: Package 'libtool' has no installation candidate
hadi@hadi-To-be-filled-by-O-E-M:~$
در ضمن etc/apt/source.list/ ام هم رو حالت پیشفرضه
به نظر شما مشکل از چیه؟
نسخه اوبونتو ام هم 17.10 هستش